package com.xdf.docmanagementsystem.service;

import java.io.File;
import java.io.IOException;
import java.io.OutputStream;

/**
 * @program: doc-management-system
 * @description: 预览文件
 * @author: Zhang
 * @create: 2020-06-26 17:03
 **/
public interface ViewFile {
    void view(OutputStream os, File file) throws IOException;
}
